Home / 21,717.72-32,575.91-6,927.53

Finding the Fourth Proportional to 21,717.72, 32,575.91 and 6,927.53

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Solution

The fourth proportional to 21,717.72, 32,575.91 and 6,927.53 is: 10,391.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.72 : 32,575.91 = 6,927.53 : x
  2. Step 2: Convert to fraction form
    21,717.72/32,575.91 = 6,927.53/x
  3. Step 3: Cross multiply
    21,717.72x = 32,575.91 × 6,927.53
  4. Step 4: Simplify right side
    21,717.72x = 225,670,396.29
  5. Step 5: Solve for x
    x = 225,670,396.29/21,717.72
  6. Step 6: Final answer
    x = 10,391.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.